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/linux-6.12.1/Documentation/devicetree/bindings/mmc/
Dmarvell,xenon-sdhci.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mmc/marvell,xenon-sdhci.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Marvell Xenon SDHCI Controller
11 mmc-controller.yaml and the properties used by the Xenon implementation.
13 Multiple SDHCs might be put into a single Xenon IP, to save size and cost.
14 Each SDHC is independent and owns independent resources, such as register
17 Each SDHC should have an independent device tree node.
20 - Ulf Hansson <ulf.hansson@linaro.org>
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/linux-6.12.1/drivers/mmc/host/
Dsdhci-xenon.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for Marvell Xenon SDHC as a platform device
8 * Date: 2016-8-24
22 #include <linux/dma-mapping.h>
24 #include "sdhci-pltfm.h"
25 #include "sdhci-xenon.h"
44 dev_err(mmc_dev(host->mmc), "Internal clock never stabilised.\n"); in xenon_enable_internal_clk()
45 return -ETIMEDOUT; in xenon_enable_internal_clk()
53 /* Set SDCLK-off-while-idle */
61 /* Get the bit shift basing on the SDHC index */ in xenon_set_sdclk_off_idle()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
94 implements a hardware byte swapper using a 32-bit datum.
123 disabled, it will steal the MMC cards away - rendering them
135 identified by ACPI Compatibility ID PNP0D40 or specific
465 tristate "Amlogic Meson SDHC Host Controller support"
470 This selects support for the SDHC Host Controller on
495 MOXA provides one multi-functional card reader which can
496 be found on some embedded hardware such as UC-7112-LX.
547 of Alcor Micro PCI-E card reader
691 tristate "DMA for SDHI SD/SDIO controllers using SYS-DMAC"
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